public class Client{
    public static void main(String[] args){
        //动态确定套餐种类
        MealBuilder mb=(MealBuilder)XMLUtil.getBean();
        //服务员是指挥者
        KFCWaiter waiter=new KFCWaiter();
        //服务员准备套餐
        waiter.setMealBuilder(mb);
        //客户获得套餐
        Meal meal =waiter.construct();

        System.out.println("套餐组成");
        System.out.println(meal.getFood());
        System.out.println(meal.getDrink());
    }
}